Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
OPERATING ACTIVITIES:
Net loss	$ (182)	$ (505)	$ (951)
Adjustments to net loss:
Depreciation and amortization	1,128	1,053	1,056
Emissions allowance expense	264	425	337
Loss (gain) on realized/unrealized derivatives	143	127	(1)
Gain on remeasurement to acquisition date fair value	0	(5)	(254)
Loss (gain) on disposal and sale of business interests	(134)	9	1,683
Impairment expense	1,079	1,715	1,575
Loss on realized/unrealized foreign currency	331	58	23
Deferred income taxes	(54)	4	(406)
Other	149	123	202
Changes in operating assets and liabilities:
(Increase) decrease in accounts receivable	161	(532)	(170)
(Increase) decrease in inventory	306	(417)	(93)
(Increase) decrease in prepaid expenses and other current assets	38	(40)	(168)
(Increase) decrease in other assets	5	433	(285)
Increase (decrease) in accounts payable and other current liabilities	(132)	470	(251)
Increase (decrease) in income tax payables, net and other tax payables	(109)	(51)	(271)
Increase (decrease) in deferred income	(2)	33	(314)
Increase (decrease) in other liabilities	43	(185)	190
Net cash provided by operating activities	3,034	2,715	1,902
INVESTING ACTIVITIES:
Capital expenditures	(7,724)	(4,551)	(2,116)
Acquisitions of business interests, net of cash and restricted cash acquired	(542)	(243)	(658)
Proceeds from the sale of business interests, net of cash and restricted cash sold	254	1	95
Sale of short-term investments	1,318	1,049	616
Purchase of short-term investments	(937)	(1,492)	(519)
Contributions and loans to equity affiliates	(178)	(232)	(427)
Affiliate repayments and returns of capital	5	149	320
Purchase of emissions allowances	268	488	265
Other investing	(116)	(29)	(97)
Net cash used in investing activities	(8,188)	(5,836)	(3,051)
FINANCING ACTIVITIES:
Borrowings under the revolving credit facilities	7,103	5,424	2,802
Repayments under the revolving credit facilities	(6,285)	(4,687)	(2,420)
Issuance of recourse debt	1,400	200	7
Repayments of recourse debt	(500)	(29)	(26)
Issuance of non-recourse debt	4,521	5,788	1,644
Repayments of non-recourse debt	(2,495)	(3,144)	(2,012)
Payments for financing fees	(142)	(120)	(32)
Purchases under supplier financing arrangements	1,858	(1,042)	(91)
Repayments of obligations under supplier financing arrangements	1,491	432	35
Distributions to noncontrolling interests	(323)	(265)	(284)
Acquisitions of noncontrolling interests	127	602	117
Contributions from noncontrolling interests	102	233	365
Sales to noncontrolling interests	1,938	742	173
Issuance of preferred shares in subsidiaries	421	60	153
Issuance of preferred stock	0	0	1,014
Dividends paid on AES common stock	(444)	(422)	(401)
Payments for financed capital expenditures	(10)	(33)	(24)
Other financing	(121)	3	(101)
Net cash provided by financing activities	5,405	3,758	797
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(270)	(56)	(46)
(Increase) decrease in cash, cash equivalents and restricted cash of held-for-sale businesses	(78)	22	55
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect, Total	(97)	603	(343)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning	2,087	1,484	1,827
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending	1,990	2,087	1,484
SUPPLEMENTAL DISCLOSURES:
Cash payments for interest, net of amounts capitalized	1,317	928	815
Cash payments for income taxes, net of refunds	301	271	459
SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Noncash or Part Noncash Divestiture, Amount of Consideration Received	239	24	9
Lease Obligation Incurred	225	134	56
Dividends declared but not yet paid	116	111	105
Non-cash contributions from noncontrolling interests	60	0	0
Noncash contributions to equity affiliates from transfers of tax credits	52	0	0
Notes payable issued for the acquisition of business interests (see Notes 17 and 25)	0	0	258
Non-cash [Member] | AES Clean Energy
SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES:
Contribution of Property	$ 0	$ 0	$ 118